Polar Aurora 3-Stage External Aquarium Filter 265gph with Builtin Pump Kit Canister Good for up to 75 gallon fish tanks SunSun parts can be applied Flow rate: 264 GPH (1000L/hr) Pump Power: 18W Hose size: 3/4" Max-H: 4.6 feet 3 media trays capable of handling your choice of filtration media; Comes with an adjustable spray bar. This is a helpful feature if you want to adjust the output flow from the filter Convenient self-priming pump that eliminates the need for manual siphoning; Single valve disconnect & priming pump ease routine maintenance Canister filters for aquariums use high water pressure, from a properly powered pump, to force water through the dense filter media. A pump can draw water from an under-gravel filter, and run it into a canister for double filtration The three flexible media trays allow you to add other filtration media such as SunSun's activated carbons, ceramic rings or bio-balls to achieve excellent mechanical, chemical, and biological filtration. 3 stages of filtration 110-120V 50-60Hz Max height: 4.6 feet Comes with Complete kit 9&#034;x9&#034;x15.5&#034; in Dimensions 18w Power and 3 prong plug Can adjust to fit larger gallon tanks 1x Input and Output Discreteness 1x Barrel Head 1x Main Canister Body 2x 5 feet lengths of flexible tubing 1x Draining Tray Cover 3x Draining Trays 1x Output Curvy Bar 1x Input Curvy Bar 2x Connected Bars 2x Spray Bars 1x Spray Bar Cover 3x Input Bars 1x Input Cover Missing pieces: We may miss some pieces when packing, please send us an email if any part is missing. Leaking: Please make sure all pieces are assembled correct, adjust the o-seal ring on the top lid and put the filter lower than your tank, and make sure water can get through the green hoses soomthly. Loud noise from the motor: You may need to check the impeller on the top lid if there is anything in it, and clean it. And then try it again. Not pump water: Press the blue button on the top lid to compel the extra air out of the canister. And try it again. The flow is slow: Add enough water into the tank, and adjust the cotton and medias.